Merge pull request #86 from TheLeoP/fix_fs_find

fix(fs): avoid infinite loop searching parent dir

lua/kulala/utils/fs.lua

@@ -5,20 +5,7 @@ local M = {}
 --- @return string|nil
 --- @usage local p = fs.find_file_in_parent_dirs('Makefile')
 M.find_file_in_parent_dirs = function(filename)
-  local dir = vim.fn.expand('%:p:h')
-  -- make sure we don't go into an infinite loop
-  -- if the file is in the root directory of windows or unix
-  -- we should stop at the root directory
-  -- for linux, the root directory is '/'
-  -- for windows, the root directory is '[SOME_LETTER]:\'
-  while dir ~= '/' and dir:match('[A-Z]:\\') == nil do
-    local parent = dir .. '/' .. filename
-    if vim.fn.filereadable(parent) == 1 then
-      return parent
-    end
-    dir = vim.fn.fnamemodify(dir, ':h')
-  end
-  return nil
+  return vim.fs.find({filename}, {upward=true, limit=1})[1]
 end
 
 -- Writes string to file